Home / 10,318.83-15,477.63-2,924.34

Finding the Fourth Proportional to 10,318.83, 15,477.63 and 2,924.34

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Solution

The fourth proportional to 10,318.83, 15,477.63 and 2,924.34 is: 4,386.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,318.83 : 15,477.63 = 2,924.34 : x
  2. Step 2: Convert to fraction form
    10,318.83/15,477.63 = 2,924.34/x
  3. Step 3: Cross multiply
    10,318.83x = 15,477.63 × 2,924.34
  4. Step 4: Simplify right side
    10,318.83x = 45,261,852.51
  5. Step 5: Solve for x
    x = 45,261,852.51/10,318.83
  6. Step 6: Final answer
    x = 4,386.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.